Originally Posted by
25milesfromhome
I thought that on an international flight, CX would have this information. I know that once the "Secure Flight" program is in place, August 15 for international flights, providing birth dates to the carrier will be required.
Travelers' information is temporary. In addition, the airline cannot and will not verify the information at that point. They go by the profile on record.
Again, even if they can verify the information, I think they will still only give these (undocumented) perks to their own FFers.